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Posted

hi all,Anyone has experience, heard of, etc with turbo kit for the 451 serie?I know of the SFR turbo kit (speed force racing) any other out there?they 115hp...Anyone knows about reliability etc?Thx,a.

Posted

Humm,

No one is really chattie this morning... Maybe if I post a link...

the kit apparently 3500.00$

Any one knows about this or other kit?

a.

Posted

Sounds interesting. The USA/CDN smart 451 has the same compression ratio as the European 451 Turbos (10:1, so in theory a well engineered system would work OK.

Posted

Yeahhhhhhhh,I had one courageous smartster daringly posting a reply on what I thought would be a most interesting topic!Mike, thank you ever so kindly!cheers,a.

  • 2 weeks later...
Posted

I should imagine that with a claim of 150 WHP the torque must be at least at twice the rating of the transaxle.....

Posted

we have been running test with the car and havent had any problems with the trans. When ordering a turbo kit we can have it set up for whatever psi of boost, rwhp, torque you desire and have the computer that comes with the kit tune to that.

Posted

The transaxle is rated for 140 Nm of torque, a little under 100 lbs-ft.Am I to understand that you are claiming something north of 175 HP/L (flywheel HP) in this car? That's close to Formula 1 territory......

Posted (edited)

The transaxle is rated for 140 Nm of torque, a little under 100 lbs-ft.Am I to understand that you are claiming something north of 175 HP/L (flywheel HP) in this car? That's close to Formula 1 territory......

Actually, that is not too much. F1 these days are in the 300 HP/L range (according to a friend of mine who works as an Engineer for RedBull Racing) and that's naturally aspirated! :o I have built many turbo and supercharged cars that are in the 250 HP/L range and run problem free for years.Are there any of these cars running around Ontario yet? Would be impressive to check out. Edited by MightyMouseTech
Posted

Those Llamas had better be sniffing nitrous oxide - had a run in a Euro turbo with only 80 some HP - that was interesting - I can only imagine what a full on 150 hp would be like - provided you could keep it pointed in the right direction and layed in a Danforth anchor to stop quickly.Better lay in a supply of transmissions, clutches, drive shafts and spare engines though - I kinda suspect longevity might be compromised a bit.Ideal Q ship car though :D:lol: - Make sure you dye your hair grey - wear a hat and stick a pipe in your mouth just to complete the delussion - as you leave some snotty Audi or BMW driver gasping at the lights.Cheers,Cameron

Posted (edited)

Even with 150hp, and even if you could update the transmission software so it was shifting brutally fast, while the car might feel "quick" from the driver's seat, it would still probably only run a ~15 second 1/4 mile... which won't even keep up to an Acura RSX (not really a "fast" car either). Even if you were running some SERIOUS suspension and tires, I still don't think you could get the thing to handle as well as a "normal" car.... that's why I ask what the competition is, if you're at the track with a bunch of 16 year olds driving their mom's automatic corolla, then maybe you'd stand a chance at a fastest lap time, but if you were on track with serious cars and drivers (RX8s, WRX STIs, S2000s, M3s... etc), you wouldn't have a hope in heck...I had my stock 450 on track against a stock Mazda 3 automatic, and I was losing probably 20seconds/lap on a 4km course, it was just brutal. An extra 100hp might have gained me 5 seconds a lap on the track we were running... if that... but you just can't get any real cornering speed out of a car with such a narrow track and short wheelbase...

Edited by booneylander
Posted (edited)

Ya, not sure how much faster the car would be without replacing the weak link...the tranny. Must be entertaining to drive....on the gas for 0.5 secs..shift...wait 5 secs....on the gas for 0.5 secs..shift..wait 5 secs.............. :P

A fellow racer friend of mine had his stock 450 up at Mosport on a lapping day. It was raining, and most of the newbie drivers were going quite slow as Mosport requires some big b@lls to drive fast, ESPECIALLY in the rain. He saw guys in Corvettes and BMW's and Subarus out there doing 3 minute laps.... my friend says...."I can drive my damn smart faster than that" So he went out and did, cracking off sub 3 minute laps in the wet! LOL, would have paid big money to see him pass the other cars in the corners!!!!!!!!!

And here is photo proof. :)

Posted Image

Edited by MightyMouseTech
Posted

Guess we will see when the Turbo kit folks do the track thing!

Yep. I'd be curious to: 1. See an in-car video and 2. See a lap time comparison against an N/A smart with the same suspension/tire mods (if any) as the turbo car. I wonder what they're doing for the clutch to hold a 100% increase in torque...
Posted

we will have more videos up this next week to show how this car performs over other high end cars like vettes. we are putting this car and turbo kit to the test with tracks and street traffic to make the perfect turbo kit for the smart. just check back in and ill get the links shocking videos that will amaze you like nascar car track, road race and drag race from outside and inside the car.

Posted

yes we have two videos up of one night at the track where we ran a 58 seconds and with the fastest lap time of the night being a 47 seconds by a built rx7. that night the car was only pushing 90 horsepower at the wheels. so this next week all the tuning will be complete and will be back at the tracks so see what times we get make 150. so you will have the dyno charts and videos some time this next week

Posted (edited)

Link to vids?EDIT: Sorry, my posts are coming off pretty harsh. I'm not trying to say I don't think you can make 150hp, or that you can make the car faster. I just don't like people that make fantastic claims like "our smart car can outrun corvettes" without a significant amount of proof to back those claims up. It misleads people, and hurts other companies that are making quality products for the car. Sorry to say, but an 11 second gap on a 47 second lap time, while it doesn't sound too big, is a tremendous gap. If you were running a 30 lap SPRINT race against that RX7, you'd have been down 6 laps by the end of the race. I have no idea what this track looks like (whether it's a handling track or a high speed track, an oval or a road course, or anything) so I have no idea what affect on your laptime 60hp might have, but hopefully we'll find out.So my aplologies again if I'm coming off like an ass, but I come from a world where you prove that kind of performance behind closed doors many times over before EVER even coming close to making that sort of claim. A world where making that sort of claim and not being able to back it up would mean that no-one would ever buy product from me ever again.

Edited by booneylander
Posted

Yes I know where you are coming from. Over half the products out there on the market claim a certain hp gain when it has never even been on the dyno but I guaranty those numbers its just got to get a couple more little things worked out and we will have all the charts and videos to back it.

Posted

Your video is ok, but would be better with more smart car engine sounds, and less music volume. The 451 smarts sound real good in the driver's seat, at high revs, even with the stock exhaust.

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